Home / 5,586.13-8,379.21-1,887.37

Finding the Fourth Proportional to 5,586.13, 8,379.21 and 1,887.37

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Solution

The fourth proportional to 5,586.13, 8,379.21 and 1,887.37 is: 2,831.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,586.13 : 8,379.21 = 1,887.37 : x
  2. Step 2: Convert to fraction form
    5,586.13/8,379.21 = 1,887.37/x
  3. Step 3: Cross multiply
    5,586.13x = 8,379.21 × 1,887.37
  4. Step 4: Simplify right side
    5,586.13x = 15,814,669.58
  5. Step 5: Solve for x
    x = 15,814,669.58/5,586.13
  6. Step 6: Final answer
    x = 2,831.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.